44351081 has 2 divisors, whose sum is σ = 44351082. Its totient is φ = 44351080.

The previous prime is 44351071. The next prime is 44351101. The reversal of 44351081 is 18015344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36421225 + 7929856 = 6035^2 + 2816^2 .

It is a cyclic number.

It is not a de Polignac number, because 44351081 - 2²² = 40156777 is a prime.

It is a super-2 number, since 2×44351081² = 3934036771737122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44351081.

It is not a weakly prime, because it can be changed into another prime (44351051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22175540 + 22175541.

It is an arithmetic number, because the mean of its divisors is an integer number (22175541).

Almost surely, 2^44351081 is an apocalyptic number.

It is an amenable number.

44351081 is a deficient number, since it is larger than the sum of its proper divisors (1).

44351081 is an equidigital number, since it uses as much as digits as its factorization.

44351081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 44351081 is about 6659.6607270941. The cubic root of 44351081 is about 353.9713155176.

The spelling of 44351081 in words is "forty-four million, three hundred fifty-one thousand, eighty-one".